Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 23 − 76 by rounding each number to the nearest 10: ______
- Estimate 87 − 30 by rounding each number to the nearest 10: ______
- Estimate 52 − 27 by rounding each number to the nearest 10: ______
- Estimate 62 − 28 by rounding each number to the nearest 10: ______
- Estimate 34 − 74 by rounding each number to the nearest 10: ______
- Estimate 71 − 77 by rounding each number to the nearest 10: ______
- Estimate 87 + 73 by rounding each number to the nearest 10: ______
- Estimate 38 + 38 by rounding each number to the nearest 10: ______
- Estimate 24 − 35 by rounding each number to the nearest 10: ______
- Estimate 73 − 69 by rounding each number to the nearest 10: ______
- Estimate 26 + 41 by rounding each number to the nearest 10: ______
- Estimate 58 − 49 by rounding each number to the nearest 10: ______
- Estimate 50 − 87 by rounding each number to the nearest 10: ______
- Estimate 63 − 77 by rounding each number to the nearest 10: ______
- Estimate 74 − 64 by rounding each number to the nearest 10: ______
- Estimate 56 + 88 by rounding each number to the nearest 10: ______
- Estimate 55 + 81 by rounding each number to the nearest 10: ______
- Estimate 67 + 28 by rounding each number to the nearest 10: ______
- Estimate 36 + 36 by rounding each number to the nearest 10: ______
- Estimate 86 − 21 by rounding each number to the nearest 10: ______